CONTENTS
Model Year 2018 (MY18) - Information on Serial Numbers and Model Identification
General Information
Safety Measures
General References
Diagnostic Trouble Codes
Observable Symptoms and System Diagnostics
Engine
Fuel, Air Intake, and Cooling Systems
Electrical System
Electronic Control Units
Drive Train (without Transmission)
PowrReverser™ Transmission
PowrQuad™ Transmission
Steering
Brakes
Hydraulic System
Suspension Systems
Operator`s Cab
Engine
Aftertreatment, Theory of Operation
Tests and Adjustments
Fuel, Air Intake, and Cooling Systems
General Information
Fuel System, Theory of Operation
Air Intake System, Theory of Operation
Cooling System, Theory of Operation
Cold-Weather Starting System, Theory of Operation
DEF Cooling Circuit, Theory of Operation
Fuel, Air Intake, and Cooling Systems - Tests and Adjustments
Fuel, Air Intake, and Cooling Systems - Component Information
Fuel System, Component Information
Cooling System, Component Information
Charge Air Circuit, Component Information
Cold Start System, Component Information
Electrical System
Electrical System - General Information
Electrical System - Theory of Operation
30A - Electrical System - Schematics
50AA - Starter Motor and Charging Circuit
50AC - External Cold Start Aid
50BA - Lights
50BB - Worklights
50BC - Dome Light and Access Step Light
50BD - Turn-Signal Lights
50CA - Operator`s Seat
50CB - Acoustic Alarms
50CC - Windshield and Rear Window Wipers
50CD - Heater/Ventilation/Air-Conditioning System
50CE - Sockets
50CF - Radio
50CH - Accessories
50EA - TEC Control Software and Implement CAN Bus
50EB - AutoTrac™
50ED - JDLink™ Service ADVISOR™ Remote
50FA_Level_33_34 - 50FA - Electronic Engine Control (Final Tier 4)
50FA_Level_16 - 50FA - Electronic Engine Control (Tier 2)
50FB - Immobilizer
50FC_Level_33_34 - 50FC - Fuel System (Final Tier 4)
50FC_Level_16 - 50FC - Fuel System (Tier 2)
50GA - PowrQuad™ Transmission
50GD - CommandQuad™ Transmission
50GE - PowrReverser™ Transmission
50GH - Differential Lock
50GI - Front-Wheel Drive
50GJ - Rear PTO
50GK - Front PTO
50GL - Brakes
50HA - Rear Hitch
50HB - E-SCV Selective Control Valves
50HD - Suspended Front-Wheel Drive Axle
50HH - Front Loader
50IA - Display
50ID - LIN Bus Modules
50JA - Bus Systems
50X - Ground Connections
50ZZ - Electronic Control Units
Electronic Control Units
Electrical Connectors, Wiring Harnesses, and Components
Electrical Connectors, Wiring Harnesses, and Components - General Information
Summary of Electrical Components and Harnesses
Electrical Components - Assemblies
Electrical Components - Sensors
Electrical Components - Miscellaneous Devices and Equipment
Electrical Components - Fuses, Relays, and Diodes
Electrical Components - Power Supply and Alternator
Electrical Components - Monitoring and Signaling Devices
Electrical Components - Electrical Motors
Electrical Components - Resistors
Electrical Components - Switches
Wire Harnesses
Wiring Harnesses - Battery Cables
Wiring Harnesses - Monitor, StarFire
Connectors
Ground Points
Electrical Components - Solenoid Valves and Solenoids
Electrical Components - Other
Drive Train (without Transmission)
Operational Checks
Theory of Operation
Tests and Adjustments
PowrQuad™ Transmission
General Information
Operational Checks
Theory of Operation
Schematics
Tests and Adjustments
PowrReverser™ Transmission
General Information
Operational Checks
Theory of Operation
Schematics
Tests and Adjustments
CommandQuad™ Transmission (CQ)
General Information
Operation and Preliminary Checks
Theory of Operation
Schematic
Diagnostic Tests and Adjustments
Drivetrain - Component Information
Drive Train (without Transmission) - Component Information
PowrQuad™ Transmission - Component Information
PowrReverser™ Transmission - Component Information
CommandQuad™ Transmission (CQ) - Component Information
Steering
General Information
Operational Checks
Theory of Operation
Schematics
Tests and Adjustments
Brakes
Brakes - General Information
Brakes - Operational Checks
Brakes - Theory of Operation
Brakes - Schematics
Brakes - Tests and Adjustments
Steering and Brakes - Component Information
Steering - Component Information
Brakes - Component Information
Hydraulic System
Hydraulic System - General Information
Hydraulic System - Operational Checks
Hydraulic System - Theory of Operation
Oil Filter, Additional Oil Reservoir, Charge Pump and Hydraulic Pump - Theory of Operation
Rear Hitch - Theory of Operation
Front Hitch - Theory of Operation
Selective Control Valves (SCVs) - Theory of Operation
Hydraulic System - Schematics
Hydraulic System - Tests and Adjustments
Hydraulic System - Component Information
Hydraulic System - Component Information
Machine-Specific Systems
Machine-Specific Systems - Operational Checks
Machine-Specific Systems - Tests and Adjustments
Suspension Systems
Suspension Systems - Operational Checks
Suspended Front-Wheel Drive Axle - Theory of Operation
Mechanical Cab Suspension - Theory of Operation
Suspended Front-Wheel Drive Axle - Schematics
Suspended Front-Wheel Drive Axle - Tests and Adjustments
Mechanical Cab Suspension - Tests and Adjustments
Suspension Systems - Component Information
Suspended Front-Wheel Drive Axle - Component Information
Mechanical Cab Suspension - Component Information
Operator`s Cab
Operator`s Cab - Component Information
Special Tools
General Information
